APA (7th ed.) Citation

Arnott, S. (2014). The Book of Bulbs. Project Gutenberg.

Chicago Style (17th ed.) Citation

Arnott, Samuel. The Book of Bulbs. Project Gutenberg, 2014.

MLA (9th ed.) Citation

Arnott, Samuel. The Book of Bulbs. Project Gutenberg, 2014.

Warning: These citations may not always be 100% accurate.